Home / 1,113,377.07-1,669,954.83-514,329.66

Finding the Fourth Proportional to 1,113,377.07, 1,669,954.83 and 514,329.66

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Solution

The fourth proportional to 1,113,377.07, 1,669,954.83 and 514,329.66 is: 771,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,377.07 : 1,669,954.83 = 514,329.66 : x
  2. Step 2: Convert to fraction form
    1,113,377.07/1,669,954.83 = 514,329.66/x
  3. Step 3: Cross multiply
    1,113,377.07x = 1,669,954.83 × 514,329.66
  4. Step 4: Simplify right side
    1,113,377.07x = 858,907,299,929.26
  5. Step 5: Solve for x
    x = 858,907,299,929.26/1,113,377.07
  6. Step 6: Final answer
    x = 771,443.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.